As vacationers go on hiking trips, swim, sunbathe, fish, pick mushrooms and ski in various resorts across the Soviet Union, scientist Evgeni Chazov discusses the importance of active recreation in the prevention of diseases and fatigue.
2025
2008
2017
1993
2015
1970
1938
2020
2021
2011
1960
2014
2024
—
2019
2006